美国国会预算办公室（CBO）：2025-2055年长期预算展望报告（英文版）（71页）.pdf

1、MARCH|2025The Long-Term Budget Outlook:2025 to 2055Projections at a GlanceThis report presents the Congressional Budget Offices projections of what the federal budget and the economy would look like over the next 30years if current laws gen-erally remained unchanged.Those long-term projections are b

2、ased on the agencys January2025demographic projections(which reflect information,laws,and policies as of November15,2024),economic projections(which reflect laws,policies,and economic developments as of December4,2024),and 10-year budget projections(which include the effects of legislation enacted a

3、s of January6,2025).The projections do not reflect the effects of administrative actions taken or judicial decisions made after those respective dates,including actions and decisions affecting immigration,tariffs,and other policy areas.The Federal BudgetDebt held by the public,boosted by large defic

4、its,reaches its highest level ever in 2029(measured as a percentage of gross domestic product,or GDP)and then continues to grow,reaching 156percent of GDP in 2055.It remains on track to increase thereafter.Mounting debt would slow economic growth,push up interest payments to foreign hold-ers of U.S.

5、debt,and pose significant risks to the fiscal and economic outlook;it could also cause lawmakers to feel constrained in their policy choices.The deficit remains large by historical standards over the next 30years,reaching 7.3per-cent of GDP in 2055.That amount results from rising interest costs and

6、sustained primary deficits,which exclude net outlays for interest and average 0.3 percent of GDP more over the next 30years than they did over the past 50years.Outlays,which are already high by historical standards,rise over the 20252055period,reaching 26.6percent of GDP in 2055.Rising interest cost